In which year, was the son Gofraid ua Ímair who had succeeded his father recently as king defeated by the English led by Æthelstan?
937
-1
Section::::Abstract.
Olaf Guthfrithson
163841
-1
Section::::Abstract.
Olaf Guthfrithson
163841
-1
Section::::Abstract.
Battle of Brunanburh
154490